1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portlet.communities.action;
24  
25  import com.liferay.portal.MembershipRequestCommentsException;
26  import com.liferay.portal.NoSuchGroupException;
27  import com.liferay.portal.kernel.servlet.SessionErrors;
28  import com.liferay.portal.kernel.servlet.SessionMessages;
29  import com.liferay.portal.kernel.util.ParamUtil;
30  import com.liferay.portal.security.auth.PrincipalException;
31  import com.liferay.portal.service.MembershipRequestServiceUtil;
32  import com.liferay.portal.struts.PortletAction;
33  
34  import javax.portlet.ActionRequest;
35  import javax.portlet.ActionResponse;
36  import javax.portlet.PortletConfig;
37  import javax.portlet.RenderRequest;
38  import javax.portlet.RenderResponse;
39  
40  import org.apache.struts.action.ActionForm;
41  import org.apache.struts.action.ActionForward;
42  import org.apache.struts.action.ActionMapping;
43  
44  /**
45   * <a href="PostMembershipRequestAction.java.html"><b><i>View Source</i></b></a>
46   *
47   * @author Jorge Ferrer
48   */
49  public class PostMembershipRequestAction extends PortletAction {
50  
51      public void processAction(
52              ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
53              ActionRequest actionRequest, ActionResponse actionResponse)
54          throws Exception {
55  
56          try {
57              long groupId = ParamUtil.getLong(actionRequest, "groupId");
58              String comments = ParamUtil.getString(actionRequest, "comments");
59  
60              MembershipRequestServiceUtil.addMembershipRequest(
61                  groupId, comments);
62  
63              SessionMessages.add(actionRequest, "membership_request_sent");
64  
65              sendRedirect(actionRequest, actionResponse);
66          }
67          catch (Exception e) {
68              if (e instanceof NoSuchGroupException ||
69                  e instanceof PrincipalException) {
70  
71                  SessionErrors.add(actionRequest, e.getClass().getName());
72  
73                  setForward(actionRequest, "portlet.communities.error");
74              }
75              else if (e instanceof MembershipRequestCommentsException) {
76  
77                  SessionErrors.add(actionRequest, e.getClass().getName());
78  
79                  setForward(
80                      actionRequest,
81                      "portlet.communities.post_membership_request");
82              }
83              else {
84                  throw e;
85              }
86          }
87      }
88      public ActionForward render(
89              ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
90              RenderRequest renderRequest, RenderResponse renderResponse)
91          throws Exception {
92  
93          try {
94              ActionUtil.getGroup(renderRequest);
95          }
96          catch (Exception e) {
97              if (e instanceof NoSuchGroupException ||
98                  e instanceof PrincipalException) {
99  
100                 SessionErrors.add(renderRequest, e.getClass().getName());
101 
102                 return mapping.findForward("portlet.communities.error");
103             }
104             else {
105                 throw e;
106             }
107         }
108 
109         return mapping.findForward(getForward(
110             renderRequest, "portlet.communities.post_membership_request"));
111     }
112 
113 }